Similar(1): Spores (in KOH, spore print dark brown) of common stump brittlestem ... from Saint Petersburg, Russia, October 19, 2025
Similar(2): Common stump brittlestem mushrooms (Psathyrella piluliformis)(?) on a ... from Saint Petersburg. Russia, September 18, 2017
Similar(3): Common stump brittlestem mushrooms (Psathyrella piluliformis)(?) on ... from Saint Petersburg. Russia, September 18, 2017
Similar(4): Common stump brittlestem mushrooms (Psathyrella piluliformis)(?) on ... from Saint Petersburg. Russia, September 18, 2017
Similar(5): Spores (in KOH, spore print black) of brittlestem mushrooms ... of Saint Petersburg, Russia, October 19, 2025
Similar(6): Brittlestem mushrooms Psathyrella prona(?) taken from roadside near Dibuny, north-west from Saint Petersburg. Russia, July 15, 2017
Similar(7): Brittlestem mushrooms Psathyrella obtusata(?) taken from roadside near ... west from Saint Petersburg. Russia, July 15, 2017
Similar(8): Chestnut brittlestem mushrooms (Homophron spadiceum, Psathyrella ... Saint Petersburg, Russia, October 20, 2016